Folding size 960mm×950mm×820mm (lengthwidthheight) Unfolded size 2100mm×1800mm×820mm (lengthwidthheight) Weight 29kg Maximum take-off weight 59kg Hover accuracy vertical ≤3cm, horizontal ≤1.5cm Maximum withstandable wind speed ≥12ms Maximum take-off altitude 4500m Working environment temperature -10℃ to 60℃ Maximum flight time full load 10min; empty load 20min Number of nozzles 2 Obstacle avoidance system front millimeter wave radar obstacle avoidance Maximum remote control distance 15km